chore(deps): bump zod from 3.25.76 to 4.1.3

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.1.3.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.1.3)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.1.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -57,7 +57,7 @@
     "@types/node": "^24.2.1",
     "cacache": "^20.0.1",
     "lunr": "^2.3.9",
-    "zod": "^3.25.76"
+    "zod": "^4.1.3"
   },
   "devDependencies": {
     "@biomejs/biome": "^2.2.0",